/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You under the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License.  You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 *
 */

package org.apache.skywalking.apm.collector.instrument;

import java.util.concurrent.atomic.AtomicLong;

/**
 * @author wusheng
 */
public class ServiceMetricBatchRecord extends ServiceMetricRecord {
    private AtomicLong batchRowSize;

    ServiceMetricBatchRecord() {
        super();
        batchRowSize = new AtomicLong(0);
    }

    void add(long nanoseconds, boolean occurException, int rowSize) {
        super.add(nanoseconds, occurException);
        batchRowSize.addAndGet(rowSize);
    }

    @Override void clear() {
        super.clear();
        batchRowSize.set(0);
    }

    @Override
    public String toString() {
        if (getMetricRecordCount() == 0) {
            return "Avg=N/A";
        }
        return super.toString() + " Rows per call = " + (batchRowSize.get() / getMetricRecordCount());
    }
}
